CVE-2025-59872Network attack vector

Authenticated command execution via unrestricted Webroot upload

Published Jun 17, 2026 · Updated Jun 17, 2026

Unrestricted file upload in HCL ZIE for Web 16.0 allows remote authenticated users to place executable files in the Webroot. The undisclosed upload handler accepts a dangerous file type and permits it to be stored under the server's Webroot. Command execution requires the application server to execute the uploaded file; otherwise the documented consequence is limited to the upload.

CVSS severity4.3
Medium
EPSS probability0.45%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in HCL ZIE for Web 16.0 allows remote authenticated users to place executable files in the Webroot. The undisclosed upload handler accepts a dangerous file type and permits it to be stored under the server's Webroot. Command execution requires the application server to execute the uploaded file; otherwise the documented consequence is limited to the upload.

The record

CVE
CVE-2025-59872
Published
Jun 17, 2026
Updated
Jun 17, 2026
Vendor
HCL Software
Product
ZIE for Web
Classifications
CWE-434, CWE-209, T1505.003
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 17, 2026CVE publishedPublication date reported by the CVE source.
  2. Jun 17, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=16.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

HCL Software · ZIE for Webversion=16.0

Published CVSS scores

4.3HCL SoftwareCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
CWE-209Generation of Error Message Containing Sensitive Information
T1505.003Web Shell

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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